obama. 10:00 at 55, a critical look up barack obama before and after he reached the white house. 11:35, the first official white house videographer. but tv and prime time, all this week on a c-span2. >> they put the missiles in cuba -- they discover that with surveillance flights. then the tension builds. we have a quarantine and blockade around cuba. one of the things that happens is a soviet submarine is found by american ships. they start to drop missile charges, depth charges, on the soviet submarine. they knocked out the electrical system. the carbon-oxide was rising and people were passing out inside the submarine. they had no communications with the kremlin. the submarine commander says, load the torpedoes, let's attack. the world war probably already started already. we're not going to disgrace our country. so to launch the nuclear torpedoes -- the set is ready to launch. fortunately, one of the other commanders who had a lower rank talk him out of it. he might have saved the world. >> so close to the edge -- it really was one of the scariest moments. >> in history. >> we did